90161771

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{5437}}^1$

素因数の和:5570

約数の個数: 16

約数和(自身を含む): 108585984

約数和(自身を除く): 18424213

約数列:

[1, 7, 23, 103, 161, 721, 2369, 5437, 16583, 38059, 125051, 560011, 875357, 3920077, 12880253, 90161771]

約数ペア:

[(1, 90161771), (7, 12880253), (23, 3920077), (103, 875357), (161, 560011), (721, 125051), (2369, 38059), (5437, 16583)]